mitchellh/vagrant — pull request #709 by jkutner (2012-02-03 16:38:33+00:00)
Title: Workaround for #658

This is a workaround for issue #658
https://github.com/mitchellh/vagrant/issues/658

This is the best way to handle subprocesses with IO in JRuby. I'm also working on a patch for childprocess (so that this can be removed. But this is a complete showstopper on JRuby for Vagrant right now.